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Pittsburgh, PA Weather on May 27
Pittsburgh hits 92°F on May 27, 2020 in rare heat spike
May 27 typically brings mild spring weather to Pittsburgh with highs near 76°F, but the record books tell a different story. In 2020, the city soared to 92°F, shattering typical late May conditions by 16 degrees and marking one of the earliest extreme heat events on record for the region. The temperature swings are dramatic, with a record low of just 34°F set in 2013, demonstrating the unpredictable nature of Pittsburgh's late spring weather across the 43-year history tracked for this date.
What to Expect on May 27
Planning for May 27th in Pittsburgh, PA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Frequently Asked Questions
What was the warmest May 27 ever in Pittsburgh?
The warmest May 27 in Pittsburgh, PA reached 91°F in 2012. That is 17°F above the long-term average high of 74°F.
What was the coldest May 27 ever in Pittsburgh?
The coldest May 27 in Pittsburgh, PA dropped to 42°F in 1994. That is 13°F below the long-term average low of 55°F.
What is the average temperature on May 27 in Pittsburgh?
On May 27, Pittsburgh averages a high of 74°F and a low of 55°F based on 43 years of NOAA weather observations from PITTSBURGH WSO CITY.
How many years of weather data are available for May 27 in Pittsburgh?
We have 43 years of weather records for May 27 in Pittsburgh, PA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
May 27 Weather History in Pittsburgh
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 64°F | 50°F | 0.41" | -- |
| 2024 | 78°F | 62°F | 0.25" | -- |
| 2023 | 78°F | 49°F | 0" | -- |
| 2022 | 74°F | 60°F | 1.14" | -- |
| 2021 | 76°F | 60°F | 0" | -- |
| 2020 | 81°F | 66°F | 0" | -- |
| 2019 | 78°F | 62°F | 0" | -- |
| 2018 | 82°F | 65°F | 1.17" | -- |
| 2017 | 72°F | 56°F | 0.51" | -- |
| 2016 | 86°F | 66°F | 0" | -- |
| 2015 | 81°F | 65°F | 0.15" | -- |
| 2014 | 85°F | 63°F | 3.1" | -- |
| 2013 | 62°F | 45°F | 0" | -- |
| 2012 | 91°F | 67°F | 0.46" | -- |
| 2011 | 70°F | 61°F | 0.64" | -- |
| 2010 | 86°F | 64°F | 0" | -- |
| 2009 | 80°F | 58°F | 0.3" | -- |
| 2008 | 78°F | 52°F | 0" | -- |
| 2007 | 85°F | 61°F | 0.13" | -- |
| 2006 | 78°F | 61°F | 0" | -- |
| 2005 | 74°F | 53°F | 0.28" | -- |
| 2004 | 73°F | 60°F | 0" | -- |
| 2003 | 68°F | 49°F | 0.18" | -- |
| 2002 | 80°F | 52°F | 0" | -- |
| 2001 | 65°F | 50°F | 0.3" | -- |
| 2000 | 61°F | 55°F | 0.89" | -- |
| 1999 | 70°F | 46°F | 0" | -- |
| 1998 | 85°F | 58°F | 0" | -- |
| 1997 | 69°F | 50°F | 0" | -- |
| 1996 | 55°F | 48°F | 0.13" | -- |
| 1995 | 79°F | 56°F | 0" | -- |
| 1994 | 71°F | 42°F | 0" | -- |
| 1993 | 77°F | 53°F | 0" | -- |
| 1992 | 57°F | 42°F | 0" | -- |
| 1979 | 57°F | 47°F | 1.02" | -- |
| 1978 | 87°F | 58°F | 0" | -- |
| 1977 | 87°F | 57°F | 0" | -- |
| 1976 | 75°F | 46°F | 0" | -- |
| 1975 | 77°F | 61°F | 0.48" | -- |
| 1974 | 64°F | 46°F | 0" | -- |
| 1973 | 70°F | 54°F | 0.25" | -- |
| 1972 | 77°F | 48°F | 0" | -- |
| 1971 | 58°F | 46°F | 0" | -- |
Based on 43 years of data from NOAA station: PITTSBURGH WSO CITY
How Has May 27 Changed?
The last decade has been 7.1°F warmer on this date compared to 20-30 years ago.
Monthly Climate Averages
Historical temperature and precipitation averages for Pittsburgh, PA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.